Mike Huckabee will be stumping in Iowa later this month — for his new book. But the inevitable speculation will connect the dots to whether he’s laying the groundwork for another presidential run in 2012.

It is hard to believe that it is purely coincidental that Cedar Rapids and Des Moines on Nov. 20 are among the first stops in Mr. Huckabee’s 53-city, 17-day nationwide book tour for his campaign memoir, “Do the Right Thing.”